IP | Country | PORT | ADDED |
---|---|---|---|
122.116.29.68 | tw | 4145 | 41 minutes ago |
72.10.160.91 | ca | 14525 | 41 minutes ago |
207.148.77.68 | sg | 1080 | 41 minutes ago |
67.201.33.10 | us | 25283 | 41 minutes ago |
67.43.228.250 | ca | 21373 | 41 minutes ago |
67.43.227.230 | ca | 4845 | 41 minutes ago |
138.59.165.85 | py | 1024 | 41 minutes ago |
103.63.190.107 | kh | 8080 | 41 minutes ago |
41.230.216.70 | tn | 80 | 41 minutes ago |
125.228.143.207 | tw | 4145 | 41 minutes ago |
213.143.113.82 | at | 80 | 41 minutes ago |
194.158.203.14 | by | 80 | 41 minutes ago |
62.99.138.162 | at | 80 | 41 minutes ago |
82.119.96.254 | sk | 80 | 41 minutes ago |
41.207.187.178 | tg | 80 | 41 minutes ago |
197.211.24.206 | ke | 5678 | 41 minutes ago |
190.58.248.86 | tt | 80 | 41 minutes ago |
80.120.49.242 | at | 80 | 41 minutes ago |
103.118.46.61 | kh | 8080 | 41 minutes ago |
103.118.46.174 | kh | 8080 | 41 minutes ago |
Simple tool for complete proxy management - purchase, renewal, IP list update, binding change, upload lists. With easy integration into all popular programming languages, PapaProxy API is a great choice for developers looking to optimize their systems.
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When choosing a proxy through which to connect to Skype, pay attention to the stability of its work, the level of anonymity and low load that exceeds the final speed of the connection. Launch the Skype application and open the context menu "Tools". Through the "Advanced" tab, go to "Connection" to open the "Change settings" tab. Here, in the special form, specify the IP address and port, and then click "Save" and restart Skype.
Checking data integrity in the User Datagram Protocol (UDP) can be challenging, as UDP is a connectionless protocol and does not provide built-in mechanisms for ensuring data integrity, such as error detection or correction. However, there are several methods to check data integrity in UDP:
1. Checksum: UDP uses a simple checksum mechanism to detect errors in transmitted data. The sender calculates the checksum of the UDP header and data using a cyclic redundancy check (CRC) algorithm. The checksum value is then included in the UDP header and transmitted along with the data. Upon receiving the data, the receiver calculates the checksum of the received data and compares it to the checksum value in the UDP header. If the values do not match, the receiver can assume that an error has occurred during transmission. However, this checksum mechanism does not protect against all types of errors or attacks.
2. Application-level checksum: Since UDP does not provide robust error detection, many applications implement their own checksum or hash functions at the application layer to verify data integrity. For example, when transmitting sensitive data, an application can calculate a hash value of the data using an algorithm like MD5 or SHA-1 and include the hash value in the transmitted data. The receiver can then calculate the hash value of the received data and compare it to the included value to ensure data integrity.
3. Secure UDP: To ensure data integrity and security, you can use a secure version of UDP, such as Datagram Transport Layer Security (DTLS) or Secure Real-time Transport Protocol (SRTP). These protocols provide authentication, encryption, and integrity checks to protect data during transmission.
4. Application-level protocols: Some applications use specific protocols that provide additional data integrity checks, such as the Real-time Transport Protocol (RTP) for audio and video streaming. RTP includes sequence numbers and timestamps to help detect lost or out-of-order packets and ensure proper playback.
In summary, checking data integrity in UDP can be achieved through various methods, such as using the built-in checksum mechanism, implementing application-level checksums or hashes, employing secure UDP protocols, or utilizing application-level protocols that provide additional data integrity checks.
Transferring a large byte array using UDP involves breaking the data into smaller chunks and sending each chunk as a separate UDP datagram. Since UDP is a connectionless protocol, there's no guarantee that the chunks will arrive in the same order they were sent. Therefore, you'll also need to send additional information to reassemble the data correctly at the receiver side.
Here's a simple example using Python to send and receive large byte arrays using UDP:
1. Sender (Python script send_large_data.py):
import socket
def send_large_data(data, host, port):
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
chunk_size = 1024
total_chunks = len(data) // chunk_size + 1
sequence_number = 0
for i in range(total_chunks):
start = sequence_number * chunk_size
end = start + chunk_size
chunk = data[start:end]
sock.sendto(chunk, (host, port))
sequence_number += 1
sock.close()
if __name__ == "__main__":
large_data = b"This is a large byte array sent using UDP." * 100
host = "127.0.0.1"
port = 12345
send_large_data(large_data, host, port)
2. Receiver (Python script receive_large_data.py):
import socket
def receive_large_data(host, port):
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
chunk_size = 1024
total_chunks = 0
received_data = b""
while True:
data, address = sock.recvfrom(chunk_size)
total_chunks += 1
received_data += data
if len(received_data) >= (total_chunks - 1) * chunk_size:
break
sock.close()
return received_data
if __name__ == "__main__":
host = "127.0.0.1"
port = 12345
large_data = receive_large_data(host, port)
print("Received data:", large_data)
In this example, the sender script send_large_data.py breaks the large byte array into chunks of 1024 bytes and sends each chunk as a separate UDP datagram. The receiver script receive_large_data.py receives the chunks and reassembles them into the original byte array.
To convert a Scrapy Response object to a BeautifulSoup object, you can use the BeautifulSoup library. The Response object's body attribute contains the raw HTML content, which can be passed to BeautifulSoup for parsing. Here's an example:
from bs4 import BeautifulSoup
import scrapy
class MySpider(scrapy.Spider):
name = 'my_spider'
start_urls = ['http://example.com']
def parse(self, response):
# Convert Scrapy Response to BeautifulSoup object
soup = BeautifulSoup(response.body, 'html.parser')
# Now you can use BeautifulSoup to navigate and extract data
title = soup.title.string
print(f'Title: {title}')
# Example: Extract all paragraphs
paragraphs = soup.find_all('p')
for paragraph in paragraphs:
print(paragraph.text.strip())
- The Scrapy spider starts with the URL http://example.com.
- In the parse method, response.body contains the raw HTML content.
- The HTML content is passed to BeautifulSoup with the parser specified as 'html.parser'.
- The resulting soup object can be used to navigate and extract data using BeautifulSoup methods.
All modern Smart TVs allow you to use proxies to connect to the Internet or local network (both on Android and Tizen OS). You have to go to the device settings, open "Network" tab (can be named as "Ethernet"), and then in "Advanced settings" to activate the proxy, if necessary - specify its settings.
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